Table 2.

Correlations between ANCR expression in plasma and patients’ clinicopathological data.

Items	Groups	Cases	High-expression	Low-expression	χ2	p Value
Age	>45 (years)	38	18	20	0.22	0.71
	<45(years)	34	18	16
Sex	Males	44	21	23	0.02	0.82
	Females	28	15	13
Smoking	Yes	48	21	27	2.25	0.14
	No	24	15	9
Drinking	Yes	43	19	24	1.44	0.25
	No	29	17	12
Primary tumor diameter	>4 cm	46	20	26	2.17	0.16
	<4 cm	26	16	10
Distant tumor metastasis	Yes	52	20	32	9.97	0.002
	No	20	16	4